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Date: Wed, 31 Oct 2007 13:13:53 -0700
From: Andrew Sharp <andy.sharp@onstor.com>
To: "Joshua Goldenhar" <joshua.goldenhar@onstor.com>
Cc: "Jonathan Goldick" <jonathan.goldick@onstor.com>, "Chris Vandever"
 <chris.vandever@onstor.com>, "dl-Customer-Engineering"
 <dl-Customer-Engineering@onstor.com>, "dl-Design Review"
 <dl-designreview@onstor.com>, "Charissa Willard"
 <charissa.willard@onstor.com>, "Brian DeForest" <brian.deforest@onstor.com>
Subject: Re: Hostnames, Filer Names, and Cluster Names... Case Sensitive or
 Not?
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Thanks for that bit of info, Josh.  In that case, I amend my opinion to
be that filer/host/vsrv names should follow these same rules,
and most everything else should be case sensive with the GUI protection
I mentioned.

Cheers,

a

On Wed, 31 Oct 2007 12:57:49 -0700 "Joshua Goldenhar"
<joshua.goldenhar@onstor.com> wrote:

> DNS names are NOT case sensitive:
> http://www.faqs.org/rfcs/rfc4343.html
> 
> You may specify case in registration, in that a reverse lookup of an
> address may return DomainName.com but forward lookups of
> domainname.com and DomainName.com are equivalent.
> 
> -Josh
> 
> Josh Goldenhar
> Phone: 408 963 2408, Cell: 408 547 7693
> 
> _____________________________________________
> From: Jonathan Goldick 
> Sent: Wednesday, October 31, 2007 11:58 AM
> To: Chris Vandever; dl-Customer-Engineering; dl-Design Review
> Cc: Charissa Willard; Brian DeForest
> Subject: RE: Hostnames, Filer Names, and Cluster Names... Case
> Sensitive or Not?
> 
> In SystemX I am planning on host and volume names being case
> insensitive in all commands, although you can set the names to any
> variant of case you want.  What this means is that you can create a
> filer name like FilerHost1 but you cannot then create another called
> filerhost1.
> 
> While the Internet standard for DNS names is case sensitive this is
> just too confusing to allow.  I strongly believe that we should
> define rules of acceptable configuration that prevent customers from
> shooting themselves in the foot...like the customer that deleted the
> wrong volume last year because one was called vol1 and the other was
> Vol1.
> 
> 
> _____________________________________________
> From: Chris Vandever 
> Sent: Wednesday, October 31, 2007 11:52 AM
> To: dl-Customer-Engineering; dl-Design Review
> Cc: Charissa Willard; Brian DeForest
> Subject: Hostnames, Filer Names, and Cluster Names... Case Sensitive
> or Not?
> 
> We have two ECRs we'd like to get some feedback on:
> 
> *	#17831 (Gateway names should be case-insensitive)
> *	#11325 ("vsvr move -f filername" is case sensitive, "vsvr set
> vsvrname" is not)
> 
> Currently, filer names and cluster names are case sensitive, just like
> the underlying hostname on which they are based in BSD.  Vsvr names
> and CIFS share names are case insensitive, and are converted to upper
> case before they are stored in the cluster database.
> 
> Convenience would dictate that filer names and cluster names be case
> insensitive.  However, that imposes restrictions that do not exist for
> the underlying hostnames in BSD.  Do we have customers who rely on the
> names being case sensitive?  What do customers expect?
> 
> Thoughts?
> 
> ChrisV & Charissa
> 
